package xyz.kongbai121.shop.shopware.config;

import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import xyz.kongbai121.common.to.mq.StockDetailTo;
import xyz.kongbai121.common.to.mq.StockLockedTo;

import java.util.HashMap;

@Configuration
public class MyRabbitConfig {

//    @Autowired
//    RabbitTemplate rabbitTemplate;

    @Bean
    public MessageConverter messageConverter(){
        return new Jackson2JsonMessageConverter();
    }

    @Bean
    public Exchange stockEventExchange(){
        return new TopicExchange("stock-event-exchange",true,false);
    }

    /**
     * 普通队列，用于解锁库存
     */
    @Bean
    public Queue stockReleaseStockQueue() {
        return new Queue("stock.release.stock.queue", true, false, false, null);
    }

    /**
     * 延迟队列
     */
    @Bean
    public Queue stockDelayQueue() {
        HashMap<String, Object> arguments = new HashMap<>();
        arguments.put("x-dead-letter-exchange", "stock-event-exchange");
        arguments.put("x-dead-letter-routing-key", "stock.release");
        // 消息过期时间 2分钟
        arguments.put("x-message-ttl", 120000);
        return new Queue("stock.delay.queue", true, false, false, arguments);
    }

    /**
     * 交换机和延迟队列绑定
     */
    @Bean
    public Binding stockLockedBinding() {
        return new Binding("stock.delay.queue",
                Binding.DestinationType.QUEUE,
                "stock-event-exchange",
                "stock.locked",
                null);
    }

    /**
     * 交换机和普通队列绑定
     */
    @Bean
    public Binding stockReleaseBinding() {
        return new Binding("stock.release.stock.queue",
                Binding.DestinationType.QUEUE,
                "stock-event-exchange",
                "stock.release.#",
                null);
    }

//    @RabbitListener(queues = "stock.release.stock.queue")
//    public void handle(StockLockedTo lockedTo, Message message){
//        System.out.println(lockedTo);
//    }

    /*@PostConstruct
    public void initRabbitTemplate(){
        // 确认回调
        rabbitTemplate.setConfirmCallback(new RabbitTemplate.ConfirmCallback() {
            @Override
            public void confirm(CorrelationData correlationData, boolean b, String s) {

            }
        });

        // 消息抵达队列的确认回调
        rabbitTemplate.setReturnCallback(new RabbitTemplate.ReturnCallback() {
            @Override
            public void returnedMessage(Message message, int replyCode, String replyText, String exchange, String routingKey) {

            }
        });
    }*/
}
